Dexcom G7
Ranked 3 of 3 continuous glucose monitors by recommenders
Continuous glucose monitor people find accurate enough and easy to set up; users still verify readings with finger tests and object to data-sharing terms.
Continuous glucose monitor people find accurate enough and easy to set up; users still verify readings with finger tests and object to data-sharing terms.
12 people gave an opinion
- recommend it
- 5
- criticize it
- 7
- approval share
- 42%
Recommended in 3 of 13 months
- November 2025: not recommended
- December 2025: recommended
- January 2026: not recommended
- February 2026: not recommended
- March 2026: not recommended
- April 2026: not recommended
- May 2026: recommended
- June 2026: not recommended
- July 2026: not recommended
- August 2026: not recommended
- September 2026: not recommended
- October 2026: recommended
- November 2026: not recommended (month in progress)
Why it doesn’t carry the badge
- 5 people recommend itNeeds 10 or more, not met.
- 0.7 recommenders for every criticNeeds 2 to 1 or better, not met.
- Recommended in 3 of 13 monthsNeeds 4 or more, not met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Accurate enough compared with finger tests
“Dexcom G7 is accurate enough. I do random tests from finger and it's about there a bit off but close.”
Comment from 15 May 2026 on Hacker News “Dexcom G7's are ok (I checked) FWIW.”
Comment from 19 Dec 2025 in “Apple is forcing iPhones to update to iOS 26 to patch security holes” Preferred over alternatives for easier setup
“For me Dexcom has always been best”
Comment from 16 May 2026 on Hacker News “Dexcom was easier to set up.”
Comment from 26 Dec 2025 in “Seven Diabetes Patients Die Due to Undisclosed Bug in Abbott's Glucose Monitors”
What people warn about
Each mark is one comment
Readings sometimes inaccurate
“Dexcom G7 is accurate enough. I do random tests from finger and it's about there a bit off but close.”
Comment from 15 May 2026 on Hacker News “Dexcom G7 has had inaccuracies for me.”
Comment from 16 May 2026 on Hacker News Data privacy and consent concerns
“certainly nothing that would constitute proper notice, and not something that I had real knowledge of”
Comment from 15 Oct 2026 in “Dexcom forces ToS\Privacy Policy acceptance to see glucose levels” “they have continuously shown that they will sell it or lose it to a hack”
Comment from 16 Aug 2026 in “SugarTrack – an offline Android logbook for blood sugar (no account, no cloud)” Strong frustration with the company
“Now that thing is a piece of shit.”
Comment from 31 May 2026 in “What it's like to have your insulin pump die while you're on vacation” “can't confirm- screw you Dexcom.”
Comment from 8 Feb 2026 in “Stop Using Face ID”
Other continuous glucose monitors people recommend
The two most recommended other continuous glucose monitors, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| Abbott FreeStyle Libre | 9 | 10 | 47% | 4 | — | — |
| Abbott continuous glucose monitor | 8 | 10 | 44% | 3 | — | — |
| Dexcom G7This page | 5 | 7 | 42% | 3 | — | — |
What people said
All 13 comments that mention it, newest first. Each links to the original comment.
“so I could keep a complete history in Apple Health”
“certainly nothing that would constitute proper notice, and not something that I had real knowledge of”
“they have continuously shown that they will sell it or lose it to a hack”
“With the x2 and g6 i literally have no idea what the beeps mean anymore”
“Now that thing is a piece of shit.”
“For me Dexcom has always been best”
“Dexcom G7 has had inaccuracies for me.”
“Dexcom G7 is accurate enough. I do random tests from finger and it's about there a bit off but close.”
“can't confirm- screw you Dexcom.”
“Dexcom was easier to set up.”
“I like the technology, but you have to 1) know your own body and 2) verify if you are uncertain about the readings.”
“Dexcom G7's are ok (I checked) FWIW.”
“If you block the live monitoring features of some crash accumulators apps will not function.”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.